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mimosa silk tree

The mimosa silk tree (Albizia julibrissin) is a captivating ornamental tree renowned for its graceful, fern-like foliage and silky, pink pompom flowers that add an exotic flair to New Zealand gardens. This deciduous tree thrives in warm, sunny positions across much of the country, and is treasured for its spreading habit, fast growth, and summery blooms that attract native birds and beneficial pollinators. Whether you're searching for a show-stopping specimen, a light-filtering foliage tree, or a shade provider for a sunny lawn, the mimosa silk tree offers charm and versatility, making it a must-consider option for landscape projects large and small.

Albizia julibrissin 'Rosea' pink flowers and lush, green foliage.

Albizia julibrissin 'Rosea'

Albizia julibrissin 'Rosea' (Silk Tree) is a stunning deciduous tree valued for its graceful spreading canopy, fern like foliage, and masses of fragrant soft pink silk flowers in summer. This elegant tree performs well in suitable New Zealand climates and creates a striking feature in gardens and landscapes. Its light airy form provides dappled shade, making Albizia julibrissin 'Rosea' an excellent choice for feature planting in warm sheltered locations.

Suited to regions: All regions
Plant type: Trees
Height: 6.00 m
Spread: 4.00 m
Flowering time: Summer, Autumn
Garden uses: Living areas, Parks, Specimen
Garden styles: Alpine, Architectural, Backyard, City & Courtyard, Frontyard, Japanese, Modern
pimelea-mimosa--1

Pimelea mimosa

Pimelea mimosa is an attractive evergreen shrub valued for its fine textured foliage, compact growth habit, and clusters of delicate flowers. This hardy plant brings year round interest to the garden and is well suited to a variety of landscape styles, including native inspired and low maintenance plantings. Its neat form and resilience make it a popular choice for borders, rock gardens, and coastal landscapes. Well adapted to New Zealand conditions, Pimelea mimosa provides reliable performance while adding texture, colour, and natural beauty to outdoor spaces.

Suited to regions: Subtropical, Temperate
Plant type: Groundcover Plants
Height: 30 cm
Spread: 80 cm
Flowering time: Summer
Tolerances: Coastal, Hardy, Wind
Garden uses: Borders, Ground covering, Living areas, Paths & Steps, Pool areas
Garden styles: Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native
A stunning Albizia julibrissin 'Red Silk' tree with masses of red flowers.
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Albizia julibrissin 'Rosea'

Did you find what you are looking for?

You might be interested in exploring related Latin Names - Albizia, Camellia, and Magnolia, or related Categories - Tree ties, Groundcover Plants, and Evergreen Shrubs.

Search mimosa silk tree

Features and Benefits of Mimosa Silk Tree

The mimosa silk tree stands out for its elegant, umbrella-like canopy and delicate, bipinnate leaves that provide soft, filtered shade throughout the growing season. From late spring through summer, it bursts into clusters of fluffy, rose-pink flowers, each emitting a gentle, sweet fragrance. The mimosa silk tree is drought-tolerant once established, and copes well with most well-drained soils, making it an easy-care choice for coastal and urban gardens alike. Its moderate size and graceful form suit a variety of garden styles, from contemporary courtyards to relaxed subtropical spaces.

Landscaping Uses and Companion Plants

With its open structure and attractive flowers, the mimosa silk tree makes a striking focal point when planted singly on lawns or in larger mixed borders. It also performs well as a lightly-shaded canopy over patios, seating areas, or driveways. The light dappled shade allows companion plants such as ferns, heuchera, or groundcovers to thrive underneath. For a cohesive and lush planting palette, consider pairing the mimosa silk tree with the sculptural beauty of Robinia Lace Lady, or complement the soft pink blooms by planting in proximity to Albizia julibrissin 'Rosea' and Albizia 'Red Silk'. For lower-growing options, Pimelea mimosa provides attractive evergreen texture at the base of your tree or border.

Planting and Care Tips

Establishing your mimosa silk tree is straightforward. Prefer a spot in full sun with well-drained soil for best flowering and foliage. Water regularly during the first couple of years to help roots settle, then reduce irrigation as the tree matures. It’s tolerant of both clay and sandy soils, and can withstand periodic dry spells. Pruning is generally unnecessary except for shaping or removing wayward branches. In New Zealand, the mimosa silk tree is relatively pest and disease free, though light frosts may affect young saplings – consider protection in colder regions.

Related Varieties and Alternatives

If you're seeking a low-maintenance shrub for contrast, Camellia Mimosa Jury offers glossy foliage and winter/spring flowers in a more compact form. For variations within the Albizia family, the deep pink blooms of Albizia julibrissin 'Rosea' and striking tones of Albizia 'Red Silk' provide options for those wishing to diversify with similar growing requirements. Each of these feature drought tolerance and ornamental value suitable for New Zealand conditions.

The mimosa silk tree is a rewarding, beautiful, and versatile choice for gardeners seeking elegance and summer colour. Explore our full range of ornamental trees to find the perfect addition to your landscape.


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